I-Inconel umndeni wama-super alloys asekelwe ku-nickel chromium e-austenitic.
Ama-alloy e-Inconel ayizinto zokumelana ne-oxidation corrion ezilungele kahle isevisi ezindaweni ezibucayi ezingaphansi kwengcindezi kanye
ukushisa. Uma kushiswa, i-Inconel yakha ungqimba lwe-oxide oluqinile, oluhlala luphefumula, oluvikela ubuso ekuhlaselweni okuqhubekayo. I-Inconel iyagcina
amandla ngaphezu kobubanzi bokushisa, okukhangayo ekusetshenzisweni kokushisa okuphezulu lapho i-aluminium nensimbi kunganqotshwa khona
ngenxa yezikhala zekristalu ezibangelwa ukushisa. Amandla okushisa aphezulu e-Inconel athuthukiswa yisisombululo esiqinile
ukuqina noma ukuqina kwemvula, kuye ngokuthi ingxube injani.
I-Inconel 718 iyi-alloy ye-nickel-chromium-molybdenum eyenzelwe ukumelana nezindawo eziningi ezigqwala kakhulu, ukugqwala kwemigodi kanye ne-crevice. Le alloy yensimbi ye-nickel iphinde ibonise izimfanelo eziphezulu kakhulu zokukhiqiza, ukuthambekela, kanye nokuqhekeka emazingeni okushisa aphezulu. Le alloy ye-nickel isetshenziswa kusukela emazingeni okushisa acwebezelayo kuze kube sesikhathini eside ku-1200° F. Esinye sezici eziphawulekayo zokwakheka kwe-Inconel 718 ukwengeza i-niobium ukuvumela ukuqina kokuguga okuvumela ukunamathela nokushisela ngaphandle kokuqina okuzenzakalelayo ngesikhathi sokushisa nokupholisa. Ukwengezwa kwe-niobium kusebenza ne-molybdenum ukuqinisa i-matrix ye-alloy futhi kunikeze amandla aphezulu ngaphandle kokwelashwa okuqinisayo kokushisa. Ezinye izinhlobo ze-alloy ze-nickel-chromium ezidumile ziqiniswa ukuguga ngokungezwa kwe-aluminium ne-titanium. Le alloy yensimbi ye-nickel yenziwa kalula futhi ingashintshwa esimweni esiqinisiwe noma esimanzi. Le alloy isetshenziswa ezimbonini ezahlukahlukene ezifana nezindiza, ukucubungula amakhemikhali, ubunjiniyela basolwandle, imishini yokulawula ukungcola, kanye ne-reactors yenuzi.
| Into | I-Inconel 600 | I-Inconel | I-Inconel 617 | I-Inconel | I-Inconel | I-Inconel | I-Inconel | |
| 601 | 690 | 718 | I-X750 | 825 | ||||
| C | ≤0.15 | ≤0.1 | 0.05-0.15 | ≤0.08 | ≤0.05 | ≤0.08 | ≤0.08 | ≤0.05 |
| Mn | ≤1 | ≤1.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤1 | ≤1 |
| Fe | 6~10 | ukuphumula | ≤3 | ukuphumula | 7~11 | ukuphumula | 5~9 | ≥22 |
| P | ≤0.015 | ≤0.02 | ≤0.015 | – | – | – | – | – |
| S | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.01 | ≤0.01 | ≤0.03 |
| Si | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.5 |
| Cu | ≤0.5 | ≤1 | – | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.5 | 1.5-3 |
| Ni | ≥7.2 | 58-63 | ≥44.5 | 50-55 | ≥58 | 50-55 | ≥70 | 38-46 |
| Co | – | – | 10~15 | ≤10 | – | ≤1 | ≤1 | – |
| Al | – | 1-1.7 | 0.8-1.5 | ≤0.8 | – | 0.2-0.8 | 0.4-1 | ≤0.2 |
| Ti | – | – | ≤0.6 | ≤1.15 | – | – | 2.25-2.75 | 0.6-1.2 |
| Cr | 14-17 | 21-25 | 20-24 | 17-21 | 27-31 | 17-21 | 14-17 | 19.5-23.5 |
| Nb+Ta | – | – | – | 4.75-5.5 | – | 4.75-5.5 | 0.7-1.2 | – |
| Mo | – | – | 8~10 | 2.8-3.3 | – | 2.8-3.3 | – | 2.5-3.5 |
| B | – | – | ≤0.006 | – | – | – | – | – |
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